Category: Caffeine sensitivity

According to the FDA, healthy adults can typically consume up to 400mg of caffeine daily without issues. But for many, even one cup of coffee can trigger the jitters, while other times, a second cup feels fine. Why do some coffees make me jittery and others don't? The answer lies in a complex interplay of personal biology and the specific characteristics of your brew.

The Blood Type Diet, popularized by naturopathic doctor Peter J. D'Adamo, suggests specific dietary and lifestyle plans based on one's blood type. A key recommendation within this framework is addressing the question: **why should type O avoid coffee?**

According to a study reported by the Centers for Disease Control and Prevention (CDC), emergency department visits related to energy drink consumption more than doubled for middle school children between 2017 and 2023. If you've wondered **why am I so sensitive to energy drinks?**, it could be due to a combination of genetics, metabolism, and the powerful blend of stimulants and additives.